Dsc_0021.jpg Direct
"DSC_0021.JPG" is a generic filename typically assigned by Nikon digital cameras, making it a common placeholder for images in various online forums and DIY guides. Because this specific filename is used in multiple unrelated contexts, there is no single "official" guide.
Removing the dash panel and steering column cover to access the electrical portion of the ignition switch. DSC_0021.JPG
It often refers to the specific depth and angle required when drilling holes into the top of the neck to accommodate string ends. Source: TalkBass - Hipshot Headless Design "DSC_0021
On the forum, the image appears in a technical guide about designing and building necks to accommodate Hipshot Headless Headpieces . DSC_0021.JPG
Modifying a guitar or bass neck to fit a headless bridge/nut system.